Uses of Class
java.util.zip.ZipFile

Packages that use ZipFile 
Package Description
com.sun.jarsigner
This package comprises the interfaces and classes used to define the signing mechanism used by the jarsigner tool.
java.util.jar
Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
jdk.security.jarsigner
This package defines APIs for signing jar files.